2015 Ozone Round 2 Designations in today’s Federal Register

EPA’s Final Rulemaking establishing the “Round 2” area designations under the 2015 Ozone NAAQS has been published in today’s Federal Register:

https://www.gpo.gov/fdsys/pkg/FR-2018-06-04/pdf/2018-11838.pdf

The effective date of this rule is August 3, 2018.

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